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The Switch Amplifier is a 2-channel isolated barrier designed for safe and reliable signal transmission in hazardous environments. It operates on a 24 V DC supply, making it suitable for various industrial applications.
The Switch Amplifier belongs to a family of intrinsic safety barriers that are crucial for protecting equipment and personnel in hazardous areas. These devices ensure that signals from field instruments are transmitted safely into non-hazardous zones, thereby maintaining the integrity of the process while minimizing the risk of ignition. The inherent isolation provided by these barriers allows for reliable operation in environments where explosive gases or dust may be present.
Common applications of the Switch Amplifier include use in safety-critical systems such as process automation, chemical processing, and oil and gas industries. The 2-channel configuration allows for versatile signal management, enabling users to process multiple signals simultaneously while maintaining compliance with safety standards. The unit’s design accommodates a 24 V DC supply through a power rail, ensuring compatibility with a wide range of devices and simplifying installation and integration into existing systems.
|
Connection |
screw terminals |
|
Mounting |
on 35 mm DIN mounting rail acc. to EN 60715:2001 |
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IECEx approval |
IECEx EXA 16.0009X |
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Output I |
signal ; Transistor |
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Rated voltage |
19 … 30 V DC |
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Degree of protection |
IEC 60529:2001 |
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Rated current |
100 mA , short-circuit protected |
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Rated voltage |
30 V DC |
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Connection |
Power Rail or terminals 14+, 15- |
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Configuration |
via DIP switches |
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Response time |
200 micro/s |
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Connection side |
field side |
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Mass |
approx. 150 g |
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Optional accessories |
power feed module KFD2-EB2 Universal Power Rail UPR-03 Universal Power Rail UPR-03-S profile rail K-DUCT-BU profile rail K-DUCT-UPR-03 |
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Pulse/Pause ratio |
min. 100 micro/s / min. 100 micro/s |
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Line fault detection |
breakage I 0.1 mA , short-circuit I 6.5 mA |
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Rated values |
acc. to EN 60947-5-6 (NAMUR), see system description for electrical data |
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Dimensions |
20 x 119 x 115 mm (0.8 x 4.7 x 4.5 inch) , housing type B2 |
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Labeling |
space for labeling at the front |
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Signal type |
Digital Input |
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Switching frequency |
5 kHz |
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Ambient temperature |
-20 … 60 °C (-4 … 140 °F) |
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Connection |
terminals 1+, 2+, 3-; 4+, 5+, 6- |
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Ripple |
10 % |
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Collective error message |
Power Rail |
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Power dissipation |
1.1 W including maximum power dissipation in the output |
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Signal level |
1-signal: (external voltage) – 3 V max. for 100 mA 0-signal: blocked output (off-state current 10 andmicro;A) |
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Switching point/switching hysteresis |
1.2 … 2.1 mA / approx. 0.2 mA |
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Open circuit voltage/short-circuit current |
approx. 10 V DC / approx. 8 mA |
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Output II |
signal ; Transistor |
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Control elements |
DIP-switch |
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Display elements |
LEDs |
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Connection |
output I: terminals 7, 8 ; output II: terminals 8, 9 |
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Connection side |
control side |
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Electromagnetic compatibility |
NE 21:2012 , EN 61326-3-2:2008 |
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Safety Integrity Level (SIL) |
SIL 2 |
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Rated current |
30 … 20 mA |
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EU-Type Examination Certificate |
EXA 16 ATEX 0016 X |
Currently, the goods have no revocation.
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